Home / 456,734,016.77-630,298,989.71-247,892,662.85

Finding the Fourth Proportional to 456,734,016.77, 630,298,989.71 and 247,892,662.85

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Solution

The fourth proportional to 456,734,016.77, 630,298,989.71 and 247,892,662.85 is: 342,095,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,734,016.77 : 630,298,989.71 = 247,892,662.85 : x
  2. Step 2: Convert to fraction form
    456,734,016.77/630,298,989.71 = 247,892,662.85/x
  3. Step 3: Cross multiply
    456,734,016.77x = 630,298,989.71 × 247,892,662.85
  4. Step 4: Simplify right side
    456,734,016.77x = 156,246,494,947,415,296
  5. Step 5: Solve for x
    x = 156,246,494,947,415,296/456,734,016.77
  6. Step 6: Final answer
    x = 342,095,156.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.